A fatal error occuredPlease report this as a bug and include the files /var/log/dist-upgrade/main.log and /var/log/dist-upgrade/apt.log in your report. The upgrade aborts now.Your original sources.list was saved in /etc/apt/sources.list.distUpgrade.Traceback (most recent call last):

File "/tmp/tmps-j3ih/gutsy", line 59, in <module> app.run()

File "/tmp/tmps-j3ih/DistUpgradeControler.py", line 1346, in run self.fullUpgrade()

File "/tmp/tmps-j3ih/DistUpgradeControler.py", line 1251, in fullUpgrade if not self.getRequiredBackports():